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CVE-2026-43472

🗓️ 08 May 2026 14:22:31Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 3 Views

Fix unshare_fs() to always allocate a new fs_struct for CLONE_NEWNS, avoiding detached mounts after failure.

Related
Detection
Affected
Refs
NVD
Vulners
CNA
Node
linuxlinux_kernelRange2.6.16.15.10.253
OR
linuxlinux_kernelRange5.115.15.203
OR
linuxlinux_kernelRange5.166.1.167
OR
linuxlinux_kernelRange6.26.6.130
OR
linuxlinux_kernelRange6.76.12.78
OR
linuxlinux_kernelRange6.136.18.19
OR
linuxlinux_kernelRange6.196.19.9
OR
linuxlinux_kernelMatch2.6.16-
OR
linuxlinux_kernelMatch2.6.16rc3
OR
linuxlinux_kernelMatch2.6.16rc4
OR
linuxlinux_kernelMatch2.6.16rc5
OR
linuxlinux_kernelMatch2.6.16rc6
OR
linuxlinux_kernelMatch2.6.16rc7
OR
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/fork.c"
    ],
    "versions": [
      {
        "version": "741a295130606143edbf9fc740f633dbc1e6225f",
        "lessThan": "845bf3c6963a52096d0d3866e4a92db77a0c03d8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "741a295130606143edbf9fc740f633dbc1e6225f",
        "lessThan": "d3ffc8f13034af895531a02c30b1fe3a34b46432",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "741a295130606143edbf9fc740f633dbc1e6225f",
        "lessThan": "d0d99f60538ddb4a62ccaac2168d8f448965f083",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "741a295130606143edbf9fc740f633dbc1e6225f",
        "lessThan": "d7963d6997fea86a6def242ac36198b86655f912",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "741a295130606143edbf9fc740f633dbc1e6225f",
        "lessThan": "aa9ebc084505fb26dd90f4d7a249045aad152043",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "741a295130606143edbf9fc740f633dbc1e6225f",
        "lessThan": "af8f4be3b68ac8caa41c8e5ead0eeaf5e85e42d0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "741a295130606143edbf9fc740f633dbc1e6225f",
        "lessThan": "42e21e74061b0ebbd859839f81acf10efad02a27",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "741a295130606143edbf9fc740f633dbc1e6225f",
        "lessThan": "6c4b2243cb6c0755159bd567130d5e12e7b10d9f",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/fork.c"
    ],
    "versions": [
      {
        "version": "2.6.16",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.16",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.253",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.203",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.167",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.130",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.78",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.19",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.9",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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21 May 2026 14:59Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.15.5
EPSS0.00013
3